The H800 has 67% more memory and 2.1x the bandwidth.
At a glance
Memory
67% more on H800
- H800
- 80 GB
- RTX 5880 Ada
- 48 GB
Memory bandwidth
2.1x higher on H800
- H800
- 2,000 GB/s
- RTX 5880 Ada
- 960 GB/s
Cheapest on-demand
- H800
- --
- RTX 5880 Ada
- --
Price comparison
Median price per GPU per hour by billing type, with the cheapest listing under it.
Price history
H800 vs RTX 5880 Ada price history
Weekly median on-demand price per GPU per hour
Aggregating historical prices...
Specs comparison
| Spec | H800 | RTX 5880 Ada | Difference |
|---|---|---|---|
| Memory | |||
| Capacity | 80 GB HBM2e | 48 GB GDDR6 | 67% more on H800 |
| Bandwidth | 2,000 GB/s | 960 GB/s | 2.1x higher on H800 |
| Bus width | 5,120-bit | 384-bit | 13x wider on H800 |
| Compute · dense | |||
| FP8 | 1,513 TFLOPS | 554.2 TFLOPS | 2.7x higher on H800 |
| FP16 / BF16 | 756.5 TFLOPS | 277.1 TFLOPS | 2.7x higher on H800 |
| INT8 | 1,513 TOPS | ||
| FP32 | 51 TFLOPS | 69.3 TFLOPS | 36% higher on RTX 5880 Ada |
| Platform | |||
| Interconnect | NVLink 400 GB/s | PCIe only | NVLink on H800 only |
| Board power | 350 W | 285 W | 23% higher on H800 |
| Released | Q1 2023 | Q1 2024 | 10 months newer on RTX 5880 Ada |
| Precision | |||
| Supported formats | FP8FP16BF16TF32FP32FP64INT8 | FP8FP16BF16TF32FP32INT4INT8 | |
Compute: Vendor peak figures, dense and per GPU. Not measured throughput.
Source: RTX 5880 Ada datasheet.
Similar GPUs
Other comparisons in the same class.
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Nvidia RTX A6000
48 GB GDDR6 · 20% less bandwidth than the RTX 5880 Ada
On-demand from $0.35 /GPU/hr
Our data for Nvidia H800 was last updated on Sept. 14, 2026, and for Nvidia RTX 5880 Ada on Sept. 14, 2026.